... 01 PH value(1%water solution)-------------9.2-10.0 Particle Size Power: (ASTM)Through 200 mesh sieve %--------->75 Through ... Phase I -------------------------------10-30 Usage:. Used as main auxiliary of synthetic wash, soap synergistic agent, water softener, leather ... pre-tanning agent, dye auxiliary agent, and dispersant of suspension such as paint, kaolin, magnesium oxide, calcium carbonate ...